FI911908L - Menetelmä valkaistaessa lignoselluloosapitoista ainetta - Google Patents

Menetelmä valkaistaessa lignoselluloosapitoista ainetta Download PDF

Info

Publication number: FI911908L
Authority: FI; Finland
Prior art keywords: lignocellulosic material; bleaching lignocellulosic; bleaching; lignocellulosic
Prior art date: 1990-04-23

Application number

FI911908A

Other languages

English (en)

Swedish (sv)

Other versions

FI96974B (fi

FI96974C (fi

FI911908A0 (fi

Inventor

Jiri J Basta

Lillemor K Holtinger

Marie R Samuelsson

Per G Lundgren

Original Assignee

Eka Nobel Ab

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1990-04-23

Filing date

1991-04-19

Publication date

1991-10-24

1991-04-19 Application filed by Eka Nobel Ab filed Critical Eka Nobel Ab

1991-04-19 Publication of FI911908A0 publication Critical patent/FI911908A0/fi

1991-10-24 Publication of FI911908L publication Critical patent/FI911908L/fi

1996-06-14 Publication of FI96974B publication Critical patent/FI96974B/fi

1996-09-25 Application granted granted Critical

1996-09-25 Publication of FI96974C publication Critical patent/FI96974C/fi

Classifications

- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
- D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/1026—Other features in bleaching processes
- D21C9/1042—Use of chelating agents
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
- D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Paper (AREA)
Compositions Of Macromolecular Compounds (AREA)
Processes Of Treating Macromolecular Substances (AREA)
Chemical And Physical Treatments For Wood And The Like (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Treatment Of Water By Oxidation Or Reduction (AREA)
Compounds Of Unknown Constitution (AREA)
Seasonings (AREA)
General Preparation And Processing Of Foods (AREA)
Jellies, Jams, And Syrups (AREA)
Detergent Compositions (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)

FI911908A 1990-04-23 1991-04-19 Menetelmä valkaistaessa lignoselluloosapitoista ainetta FI96974C (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
SE9001449		1990-04-23
SE9001449A SE466061B (sv)	1990-04-23	1990-04-23	Blekning av kemisk massa genom behandling med foerst ett komplexbildande aemne och sedan ett peroxidinnehaallande aemne

Publications (4)

Publication Number	Publication Date
FI911908A0 FI911908A0 (fi)	1991-04-19
FI911908L true FI911908L (fi)	1991-10-24
FI96974B FI96974B (fi)	1996-06-14
FI96974C FI96974C (fi)	1996-09-25

Family

ID=20379258

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI911908A FI96974C (fi)	1990-04-23	1991-04-19	Menetelmä valkaistaessa lignoselluloosapitoista ainetta

Country Status (17)

Country	Link
US (1)	US5143580A (fi)
EP (1)	EP0456626B1 (fi)
JP (1)	JPH0660475B2 (fi)
AT (1)	ATE87987T1 (fi)
AU (1)	AU641751B2 (fi)
BR (1)	BR9101586A (fi)
CA (1)	CA2040871C (fi)
DE (1)	DE69100060T2 (fi)
ES (1)	ES2040151T3 (fi)
FI (1)	FI96974C (fi)
LT (1)	LT3210B (fi)
LV (1)	LV10516B (fi)
NO (1)	NO176059C (fi)
NZ (1)	NZ237866A (fi)
PT (1)	PT97455B (fi)
RU (1)	RU2044808C1 (fi)
SE (1)	SE466061B (fi)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI89516B (fi)	1989-05-10	1993-06-30	Ahlstroem Oy	Foerfarande foer blekning av cellulosamassa med otson
US5322598A (en) *	1990-02-06	1994-06-21	Olin Corporation	Chlorine dioxide generation using inert load of sodium perchlorate
SE468355B (sv) *	1991-04-30	1992-12-21	Eka Nobel Ab	Blekning av kemisk massa genom behandling med komplexbildare och ozon
FR2692499B1 (fr) *	1992-06-22	1994-08-26	Atochem Elf Sa	Procédé de délignification et de blanchiment d'une matière lignocellulosique.
SE500113C2 (sv) *	1992-07-09	1994-04-18	Kamyr Ab	Sätt vid blekning av massa för omhändertagande av utlösta metaller
SE9301160L (sv) *	1992-08-28	1994-03-01	Sunds Defibrator Ind Ab	Förfarande för behandling av processvatten
JPH06116889A (ja) *	1992-09-30	1994-04-26	New Oji Paper Co Ltd	木材化学パルプの漂白法
US5401362A (en) *	1993-03-24	1995-03-28	Kamyr, Inc.	Control of metals and dissolved organics in the bleach plant
SE9301960L (sv) *	1993-06-08	1994-07-25	Kvaerner Pulping Tech	Blekning av kemisk massa med peroxid vid övertryck
SE502172C2 (sv) *	1993-12-15	1995-09-04	Mo Och Domsjoe Ab	Förfarande för framställning av blekt cellulosamassa med en klorfri bleksekvens i närvaro av karbonat
SE502706E (sv)	1994-04-05	1999-09-27	Mo Och Domsjoe Ab	Framställnng av blekt cellulosamassa genom blekning med klordioxid och behandling av komplexbildare i samma steg
US6776876B1 (en)	1994-10-13	2004-08-17	Andritz Oy	Method of treating cellulosic pulp to remove hexenuronic acid
FI102301B (fi) *	1994-10-13	1998-11-13	Andritz Oy	Menetelmä selluloosamassojen käsittelemiseksi
US6706143B1 (en) *	1996-03-19	2004-03-16	International Paper Company	Minimizing chlorinated organics in pulp bleaching processes
FR2747407B1 (fr) *	1996-04-12	1998-05-07	Atochem Elf Sa	Procede de delignification et de blanchiment de pates a papier chimiques
US6375797B1 (en) *	1996-06-20	2002-04-23	Andritz-Ahlstrom Oy	Bleaching chemical pulp in a PkDQ-Po Sequence
ES2171926T3 (es) *	1996-09-11	2002-09-16	Solvay Interox Sa	Procedimiento de blanqueo de pasta papelera.
US6322768B1 (en)	1998-09-29	2001-11-27	International Paper Company	Recovery of chlorine dioxide from gas streams
RU2266993C1 (ru) *	2004-06-07	2005-12-27	Федорова Эльвира Ильинична	Способ отбелки сульфатной целлюлозы
JP4513959B2 (ja) *	2004-09-17	2010-07-28	三菱瓦斯化学株式会社	製紙用化学パルプの半晒漂白方法
RU2283909C1 (ru) *	2004-12-30	2006-09-20	Открытое акционерное общество "Сибирский научно-исследовательский институт лесной, целлюлозно-бумажной промышленности" (ОАО "СибНИИ ЦБП")	Способ отбелки целлюлозы
US20080110584A1 (en) *	2006-11-15	2008-05-15	Caifang Yin	Bleaching process with at least one extraction stage
RU2413046C1 (ru) *	2009-09-21	2011-02-27	Эльвира Ильинична Федорова	Способ отбелки сульфатной целлюлозы

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA575636A (en) *		1959-05-12	E. Smedberg George	Bleaching of wood pulps
US3251731A (en) *	1963-02-11	1966-05-17	Andrew J Gard	Bleaching of wood pulp with a sequestering agent and hydrogen peroxide
FI45574C (fi) *	1970-05-11	1972-07-10	Kymin Oy Kymmene Ab	Menetelmä selluloosapitoisten aineiden valkaisemiseksi.
DE2219504C2 (de) *	1972-04-21	1974-10-03	Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt	Mehrstufenbleiche von Zellstoffen mit erheblich reduziertem Chloreinsatz
DE2538673C2 (de) *	1975-08-30	1986-01-16	Degussa Ag, 6000 Frankfurt	Bleichaufschluß von Zellstoff mit erheblich reduziertem Chloreinsatz
SE420430B (sv) *	1978-02-17	1981-10-05	Mo Och Domsjoe Ab	Forfarande for blekning och extraktion av lignocellulosahaltig material med peroxidhaltiga blekmedel
FR2457339A1 (fr) *	1979-05-25	1980-12-19	Interox	Procede pour la delignification et le blanchiment de pates cellulosiques chimiques et semi-chimiques
SU903429A1 (ru) *	1980-06-05	1982-02-07	Центральный научно-исследовательский институт бумаги	Способ отбелки древесной массы
FR2520397A1 (fr) *	1982-01-28	1983-07-29	Centre Tech Ind Papier	Procede pour le traitement de pates papetieres chimiques
US4826568A (en) *	1985-08-05	1989-05-02	Interox (Societe Anonyme)	Process for delignification of cellulosic substances by pretreating with a complexing agent followed by peroxide prior to kraft digestion
DE3620980A1 (de) *	1986-06-23	1988-01-14	Schott Glaswerke	Kontinuierliches mehrstufen-verfahren zur aufbereitung der bleicherei-abwaesser aus der zellstoffproduktion
US4732650A (en) *	1986-09-15	1988-03-22	The Dow Chemical Company	Bleaching of cellulosic pulps using hydrogen peroxide
FR2613388B1 (fr) *	1987-04-02	1990-05-04	Atochem	Procede de blanchiment de pates
US4946556A (en) *	1989-04-25	1990-08-07	Kamyr, Inc.	Method of oxygen delignifying wood pulp with between stage washing
JP6335758B2 (ja)	2014-10-31	2018-05-30	日本電信電話株式会社	サーバ、端末及び画面表示方法

1990
- 1990-04-23 SE SE9001449A patent/SE466061B/sv not_active Application Discontinuation
1991
- 1991-04-08 DE DE9191850091T patent/DE69100060T2/de not_active Expired - Fee Related
- 1991-04-08 AT AT91850091T patent/ATE87987T1/de active
- 1991-04-08 ES ES199191850091T patent/ES2040151T3/es not_active Expired - Lifetime
- 1991-04-08 EP EP91850091A patent/EP0456626B1/en not_active Expired - Lifetime
- 1991-04-18 NZ NZ237866A patent/NZ237866A/xx unknown
- 1991-04-19 BR BR919101586A patent/BR9101586A/pt not_active IP Right Cessation
- 1991-04-19 FI FI911908A patent/FI96974C/fi active
- 1991-04-19 CA CA002040871A patent/CA2040871C/en not_active Expired - Fee Related
- 1991-04-19 NO NO911569A patent/NO176059C/no unknown
- 1991-04-22 AU AU75217/91A patent/AU641751B2/en not_active Ceased
- 1991-04-22 JP JP3116634A patent/JPH0660475B2/ja not_active Expired - Lifetime
- 1991-04-23 RU SU914895240A patent/RU2044808C1/ru active
- 1991-04-23 PT PT97455A patent/PT97455B/pt not_active IP Right Cessation
- 1991-04-23 US US07/689,502 patent/US5143580A/en not_active Expired - Fee Related
1992
- 1992-12-30 LV LVP-92-608A patent/LV10516B/xx unknown
1993
- 1993-03-19 LT LTIP443A patent/LT3210B/lt not_active IP Right Cessation

Also Published As

Publication number	Publication date
AU7521791A (en)	1991-10-24
SE9001449D0 (sv)	1990-04-23
AU641751B2 (en)	1993-09-30
NO911569D0 (no)	1991-04-19
FI96974B (fi)	1996-06-14
US5143580A (en)	1992-09-01
NZ237866A (en)	1992-11-25
LV10516A (lv)	1995-02-20
FI96974C (fi)	1996-09-25
ES2040151T3 (es)	1993-10-01
PT97455A (pt)	1992-01-31
EP0456626B1 (en)	1993-04-07
SE466061B (sv)	1991-12-09
LV10516B (en)	1995-04-20
NO911569L (no)	1991-10-24
PT97455B (pt)	1998-08-31
ATE87987T1 (de)	1993-04-15
FI911908A0 (fi)	1991-04-19
JPH0660475B2 (ja)	1994-08-10
LTIP443A (en)	1994-10-25
RU2044808C1 (ru)	1995-09-27
LT3210B (en)	1995-03-27
SE9001449L (sv)	1991-10-24
EP0456626A1 (en)	1991-11-13
NO176059C (no)	1995-01-25
DE69100060D1 (de)	1993-05-13
BR9101586A (pt)	1991-12-10
DE69100060T2 (de)	1993-09-16
NO176059B (no)	1994-10-17
JPH04228690A (ja)	1992-08-18
CA2040871A1 (en)	1991-10-24
CA2040871C (en)	1997-05-20

Publication	Publication Date	Title
FI911908L (fi)	1991-10-24	Menetelmä valkaistaessa lignoselluloosapitoista ainetta
FI965207L (fi)	1997-02-21	Parannettu menetelmä valkaisulaitoksen suodatteen palauttamiseksi kiertoon
FI913930A7 (fi)	1992-02-23	Menetelmä massan käsittelemiseksi
FI945990L (fi)	1995-02-21	Menetelmä lignosellulosamateriaalin delignifioimiseksi ja valkaisemiseksi
FI884182L (fi)	1989-03-15	Menetelmä lignoselluoosaa sisältävän materiaalin kuiduttamiseksi
FI960145L (fi)	1996-01-12	Menetelmä sellun valmistamiseksi
FI941764A7 (fi)	1994-10-21	Menetelmä lignoselluloosapitoisen massan valkaisemiseksi
DK0488486T3 (da)	1996-02-19	Fremgangsmåde til fremstilling af pulp
FI910655A7 (fi)	1991-08-13	Menetelmä massan valmistamiseksi lignoselluloosaa sisältävästä materiaalista
FI950526L (fi)	1995-02-07	Massan valkaisuun liittyvä menetelmä
FI920493A7 (fi)	1992-08-07	Menetelmä kasvikuitumateriaalin delignifioimiseksi
FI92414B (fi)	1994-07-29	Menetelmä massan valmistamiseksi
FI932848A7 (fi)	1993-12-19	Menetelmä paperimassan valkaisemiseksi
FI885089A7 (fi)	1989-05-06	Menetelmä kuituaineksen hienontamiseksi
FI906400A0 (fi)	1990-12-27	Massan valkaisutapa
FI911963A7 (fi)	1991-10-26	Menetelmä massan valkaisemiseksi
FI904456A7 (fi)	1991-03-13	Menetelmä sellun valkaisemiseksi
FI905954A7 (fi)	1992-06-04	Menetelmä selluloosamassan valkaisemiseksi
FI921961A7 (fi)	1992-11-03	Menetelmä ksylaani- ja lignoselluloosapitoisten materiaalien valkaisemiseksi
FI900544A7 (fi)	1991-10-18	Menetelmä massan valmistamiseksi
DE59207155D1 (de)	1996-10-24	Verfahren zum Bleichen von cellulosehältigem Material
FI952551A7 (fi)	1995-05-24	Menetelmä lignoselluloosaa sisältävän massa valkaisemiseksi
FI960972A0 (fi)	1996-03-01	Menetelmä lignoselluloosasulpun valkaisemiseksi
FI906401L (fi)	1991-06-30	Massan valkaisutapa
FI905456A7 (fi)	1992-05-03	Menetelmä selluloosamassan valkaisemiseksi

Legal Events

Date	Code	Title	Description
1996-05-17	BB	Publication of examined application